Diagnostic for over-the-range or built-in microwaves. Common failures: door switches, magnetron, fuse. Magnetron replacement is often cost-prohibitive vs. replacement.
2 more appliance repair contractors — diagnose-on-site
These contractors don’t have a flat price for this specific repair in their published price book — they’ll diagnose on-site and send you an estimate through the app before starting any work. You approve or decline.